http://www.guardian.co.uk/science/2012/sep/13/scientific-research-fraud-bad-practice
Some useful references, including this paper in PLoS: http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0005738
The Google+ URL for this post was
https://plus.google.com/+MatthewBrett/posts/QPC2Ni8G8be